snakelocks anemone

Anemonia viridis
  • Actinia viridis
Actinia viridis
  • Actinia viridis
Family Actiniidae
Genus Anemonia
IUCN category (World) LC
Anemonia viridis Anemonia viridis

Introduction

Descriptor : Forsskål, 1775

Anemonia viridis, more commonly known as Snakelocks anemone, is an anemone native to the temperate waters of the Mediterranean Sea, northeastern Atlantic Ocean, and northern European seas. This species is often confused with Anemonia sulcata.

This anemone inhabits various shallow habitats and attaches to a variety of substrates, from rocks to sandy-muddy bottoms to gravel.

Who is it?

Morphology

  • Size
    5 - 8 cm
  • Longevity
    10 year
  • Size
    5 - 8 cm
  • Longevity
    10 year

How to recognize This cnidarian ?

The snakelocks anemone can reach up to 8 cm in size, but rarely exceeds 10 cm. Its tentacles are flexible and elongated. The body is generally light green, while the tips of the tentacles are pale pink or even violet.

Sexual dimorphism

There is no difference between males and females.

Behaviour & Life cycle

  • Sociability
    solitary
  • Diet
    predator
  • Way of living
    diurnal

Anemonia viridis is a solitary cnidarian.

This species lives attached to the substrate and feeds by catching animals (such as shrimp and fish) that come into contact with its tentacles.

Reproduction

  • Reproduction
    ovipare qui pond en eau libre
  • Larva type
    planula

Reproduction can be sexual, through gamete release, and asexual, through organism splitting.

During sexual reproduction, mature gametes are released into the coelenteron and expelled through the mouth. The planktonic larva is of the planula type. The first stage of metamorphosis involves tentacle formation, followed by septa, then the pharynx before attachment to the substrate.

Risks for humans

  • Venomous
    No

This species is not harmful to humans.

Origin and distribution

Natural range
Invasive range
Mixed / unknown area

Geographic distribution & Conservation

The snakelocks anemone can be found in temperate waters of the Mediterranean Sea, northeastern Atlantic Ocean, and northern European seas.

Conservation and international regulations

IUCN (World) : LC

Where to see this species?

What is its habitat?

Natural environment characteristics

  • Temperature
    11 - 18 °C
  • Depth
    0 - 40 m
  • Environment
    Benthic fixed

Biotope presentation

The snakelocks anemone can be found down to 40 m in depth, but typically inhabits the midlittoral and sublittoral zones up to 25 m.

This anemone lives in various habitats, including attachment to rocks or different types of seaweed, in sandy sediments of various sizes, seagrass beds, and soft substrates.

Species of the same biotope

To go further

Species of the same family

To read on the web

Sources & Contributions

Participation & Validation

The Fishipedia team and specialist contributors are committed to providing high-quality content. However, although the information comes from scientific sources or testimonials from specialists, the cards may contain inaccuracies.

Adrien Falzon

Adrien Falzon

Aurélien Calas

Aurélien Calas

Translation

Translation done with the valuable contribution of our translators, who make this information available to a wider audience. We sincerely thank them for their commitment.

Bibliographic references

  • GBIF — Anemonia viridis
  • iNaturalist — Anemonia viridis
  • Guide des bords de mer Peter Joseph Hayward Chris Shields Tony Nelson-Smith Delachaux et Niestlé
  • Les habitudes alimentaires de trois espèces d’anémones de mer méditerranéennes, Anemonia viridis (Forskål), Actinia equina (Linnaeus) etCereus pedunculatus (Pennant) Ch. Chintiroglou A. Koukouras Springer link

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